865830

素因数分解:

$2^1\times 3^1\times 5^1\times 7^2\times {\mathrm{19}}^1\times {\mathrm{31}}^1$

素因数の和:74

約数の個数: 96

約数和(自身を含む): 2626560

約数和(自身を除く): 1760730

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 19, 21, 30, 31, 35, 38, 42, 49, 57, 62, 70, 93, 95, 98, 105, 114, 133, 147, 155, 186, 190, 210, 217, 245, 266, 285, 294, 310, 399, 434, 465, 490, 570, 589, 651, 665, 735, 798, 930, 931, 1085, 1178, 1302, 1330, 1470, 1519, 1767, 1862, 1995, 2170, 2793, 2945, 3038, 3255, 3534, 3990, 4123, 4557, 4655, 5586, 5890, 6510, 7595, 8246, 8835, 9114, 9310, 12369, 13965, 15190, 17670, 20615, 22785, 24738, 27930, 28861, 41230, 45570, 57722, 61845, 86583, 123690, 144305, 173166, 288610, 432915, 865830]

約数ペア:

[(1, 865830), (2, 432915), (3, 288610), (5, 173166), (6, 144305), (7, 123690), (10, 86583), (14, 61845), (15, 57722), (19, 45570), (21, 41230), (30, 28861), (31, 27930), (35, 24738), (38, 22785), (42, 20615), (49, 17670), (57, 15190), (62, 13965), (70, 12369), (93, 9310), (95, 9114), (98, 8835), (105, 8246), (114, 7595), (133, 6510), (147, 5890), (155, 5586), (186, 4655), (190, 4557), (210, 4123), (217, 3990), (245, 3534), (266, 3255), (285, 3038), (294, 2945), (310, 2793), (399, 2170), (434, 1995), (465, 1862), (490, 1767), (570, 1519), (589, 1470), (651, 1330), (665, 1302), (735, 1178), (798, 1085), (930, 931)]